Heyho!

My case: 

I'm writing a program which analyses some input to 
get some percent values. These values should be drawn
in a diagramm (is use GD for that). To use the area
of the created picture optimally I want the biggest value
(see my question of yesterday...it is solved now) 
to have column with the maximum lenght (in my case 580 pixels).
All the other values should be drawn in relation to that. 
I thougt I can make a factor and then multiply all the
other values with this on to get this result. My code looks like
this:

my $factor = (580/$max_percent_value)

my $column_lengt_a = $percent_value_a * $factor;
my $column_lengt_b = $percent_value_b * $factor;
my $column_lengt_c = $percent_value_c * $factor;
.....

My Prob:
I does not work every time. On some data input the columns are bigger than 580 pixel.

I also try, calculate without storing the factor in a string
(avoid mistakes by rounding...I don't know) like this:

my $maximum_pixel = 580;
my $column_lengt_a = $percent_value_a * $maximum_pixel;


What to do?


cu

Konrad

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